title: Pitfalls in ultrasonic determination of total intrauterine volume.
mesh_terms: D000653:Amniotic Fluid; D005260:Female; D005317:Fetal Growth Retardation / Q000175:diagnosis*; D006801:Humans; D011247:Pregnancy; D014463:Ultrasonography; D001743:Urinary Bladder; D014590:Uterine Contraction; D014599:Uterus / Q000033:anatomy & histology